diff options
| author | Felipe Balbi <felipe.balbi@linux.intel.com> | 2017-01-23 14:20:23 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-01-25 11:00:01 +0100 |
| commit | a711edeeb1a1e80fb8626ee28acc15f084dcb107 (patch) | |
| tree | 75ce165d4b9d176b2d8e8393373a29eb6d7b08c0 /drivers/usb/host/xhci.c | |
| parent | d4d93e6c55021aca954603b0e18b2de27026d433 (diff) | |
usb: host: xhci: add xhci_virt_device tracer
Let's start tracing at least part of an xhci_virt_device lifetime. We
might want to extend this tracepoint class later, but for now it already
exposes quite a bit of valuable information.
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/xhci.c')
| -rw-r--r-- | drivers/usb/host/xhci.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 958c92bd9177..4968e9a1579e 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -3848,6 +3848,7 @@ static int xhci_setup_device(struct usb_hcd *hcd, struct usb_device *udev, le32_to_cpu(slot_ctx->dev_info) >> 27); spin_lock_irqsave(&xhci->lock, flags); + trace_xhci_setup_device(virt_dev); ret = xhci_queue_address_device(xhci, command, virt_dev->in_ctx->dma, udev->slot_id, setup); if (ret) { |